Best 128GB SATA TLC DRAM-less SSDs
There are 42 128GB SATA TLC DRAM-less SSDs compared here. The fastest is the Reletech P400 at 3500 MB/s read. Sequential reads across the group span 350–3500 MB/s at 128GB.
Why this configuration
A 128GB SATA TLC DRAM-less SSD is a budget and compatibility choice. SATA won't win benchmarks, but it's the cheapest way to add solid-state speed and fits essentially any PC or laptop with a 2.5-inch bay.
At 128GB this is really a boot or cache drive rather than a main library.
Usually chosen for: reviving older machines, cheap capacity upgrades and second drives.
Good fit: everyday all-rounder use, from OS drive to game library; value builds and gaming where cost per gigabyte matters.
Look elsewhere for: databases, virtual machines and other sustained random-write workloads; large-file creative work where NVMe pulls ahead.
Ranked list
The top 20 of 42 are listed. The full SSD catalogue filters on every spec.
Speeds on this page are the manufacturer's 128GB ratings where published (12 of 42 drives), not the family headline figure. 10 of the 42 are rated slower at 128GB than at their fastest capacity. Rated writes at 128GB run 250–520 MB/s.
| # | Model | Tier | Controller | Read MB/s (at 128GB) | TBW | |
|---|---|---|---|---|---|---|
| 1 |  Crucial BX500 128GB, 250GB, 500GB, 1TB, 2TB, 960GB | Value | SILICON MOTION SM2258XT (1-Core, 4 | 540* | 720 | Check price on Amazon |
| 2 |  ADATA SU650 128GB, 250GB, 500GB, 60GB, 960GB, 1.92TB | Value | SILICON MOTION SM2258XT ou Maxio M | 520* | 1120 | Check price on Amazon |
| 3 |  Lexar NS100 128GB, 250GB, 500GB, 1TB | Value | Marvell 88NV1120 (Dual Core ARM Co | 520 | 512 | Check price on Amazon |
| 4 |  Corsair Force LE200 128GB, 250GB, 500GB, 960GB | Value | PHISON PS3111-S11-13 (1-Core 40nm, | 560* | 240 | Find on Amazon |
| 5 |  HP S700 128GB, 250GB, 500GB | Value | Silicon Motion SM2258XT (1-Core, 4 | 560* | 295 | Find on Amazon |
| 6 |  Mushkin SOURCE 128GB, 250GB, 500GB, 1TB | Value | Silicon Motion SM2258XT (1-Core, 4 | 560* | 400 | Find on Amazon |
| 7 |  Mushkin SOURCE M.2 128GB, 250GB, 500GB, 1TB | Value | Silicon Motion SM2258XT (1-Core, 4 | 560* | 400 | Find on Amazon |
| 8 |  ADATA ULTIMATE SU650 M.2 128GB, 250GB, 500GB | Value | Maxio MAS0902A controller | 550* | 210 | Find on Amazon |
| 9 |  Mushkin TRIACTOR 3DL 128GB, 250GB, 500GB, 1TB, 80GB | Value | Silicon Motion SM2258XT (1-Core, 4 | 550 | — | Find on Amazon |
| 10 |  TeamGroup Team Group GX1 128GB, 250GB, 500GB, 960GB | Value | — | 530* | 240 | Find on Amazon |
| 11 |  ADATA SP580 128GB, 250GB, 500GB, 960GB | Value | Marvell 88NV1120 | 520* | 200 | Find on Amazon |
| 12 |  HyperX FURY 3D 128GB, 250GB, 500GB | Value | Kingston CS4341AA (SMI SM2258XT) ( | 500* | 160 | Find on Amazon |
| 13 |  Mushkin TRIACTOR 3D M.2 128GB, 250GB, 500GB, 80GB | Value | Silicon Motion SM2258XT (1-Core, 4 | 500* | — | Find on Amazon |
| 14 |  TeamGroup MS30 128GB, 250GB, 500GB, 1TB, 2TB | Value | Silicon Motion SM2258XT (1-Core, 4 | 500 | 480 | Find on Amazon |
| 15 |  Silicon Power ACE A55 128GB, 250GB, 500GB, 1TB, 2TB | Value | Silicon Motion SM2258XT (1-Core, 4 | 460 | — | Find on Amazon |
| 16 |  Kingston A400 128GB, 250GB, 500GB, 960GB, 1.92TB | Low-end | Kingston CP33238B (Phison S11 Rema | 500* | 800 | Check price on Amazon |
| 17 |  Reletech P400 128GB, 250GB, 500GB, 1TB, 2TB | Low-end | Silicon Motion SM2258XT (1-Core, 4 | 3500* | 3670 | Find on Amazon |
| 18 |  Integral M.2 SATA III 22X80 128GB, 250GB, 500GB, 960GB | Low-end | PHISON PS3111-S11T | 560* | — | Find on Amazon |
| 19 |  Integral M.2 SATA III 22x42 128GB, 250GB | Low-end | PHISON PS3111-S11T | 560* | — | Find on Amazon |
| 20 |  Gigabyte SSD 128GB, 250GB, 500GB, 1TB | Low-end | PHISON PS3111-S11-13 (1-Core 40nm, | 550* | 800 | Find on Amazon |
* family rating — the manufacturer does not publish a 128GB figure for this drive.
The parts, explained
128GB suits a boot drive or a light secondary disk.
SATA III tops out around 550 MB/s, but it is the cheapest interface and fits any 2.5-inch bay or older laptop.
TLC NAND is the mainstream choice — a solid balance of endurance, speed and cost.
DRAM-less drives use the Host Memory Buffer (HMB) instead — cheaper, and fine for everyday use and gaming, with a small penalty under heavy random writes.
Common questions
Is a DRAM-less 128GB SSD good enough?
For gaming and everyday use, yes — HMB covers those workloads well. If you run sustained heavy random writes (databases, VMs), a drive with a DRAM cache stays more consistent.
Is SATA fast enough in 2026?
For an OS, apps and most games you won't notice the difference versus NVMe in daily use. NVMe pulls ahead mainly on large file transfers and load-heavy creative work.